{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:GAUVOA5FPRX3AHGKH67MFA7BRJ","short_pith_number":"pith:GAUVOA5F","canonical_record":{"source":{"id":"1407.5683","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-07-21T22:46:29Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"e5fd3ac891af07a74ad1f8785c1e4d96e6a4eafe43e3dc01d2632bac09a166d1","abstract_canon_sha256":"33bd24609dc94451899407639e9809f4b4cc09ee187fc97e6541ee35d07eb28c"},"schema_version":"1.0"},"canonical_sha256":"30295703a57c6fb01cca3fbec283e18a5068b897390e4b382e7b87cc02155efc","source":{"kind":"arxiv","id":"1407.5683","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.5683","created_at":"2026-05-18T02:39:10Z"},{"alias_kind":"arxiv_version","alias_value":"1407.5683v2","created_at":"2026-05-18T02:39:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.5683","created_at":"2026-05-18T02:39:10Z"},{"alias_kind":"pith_short_12","alias_value":"GAUVOA5FPRX3","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_16","alias_value":"GAUVOA5FPRX3AHGK","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_8","alias_value":"GAUVOA5F","created_at":"2026-05-18T12:28:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:GAUVOA5FPRX3AHGKH67MFA7BRJ","target":"record","payload":{"canonical_record":{"source":{"id":"1407.5683","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-07-21T22:46:29Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"e5fd3ac891af07a74ad1f8785c1e4d96e6a4eafe43e3dc01d2632bac09a166d1","abstract_canon_sha256":"33bd24609dc94451899407639e9809f4b4cc09ee187fc97e6541ee35d07eb28c"},"schema_version":"1.0"},"canonical_sha256":"30295703a57c6fb01cca3fbec283e18a5068b897390e4b382e7b87cc02155efc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:39:10.672403Z","signature_b64":"L3ZVHX13Kj/VlTxUdTz5jtm7JkMp695pVq1AYnGD8QDjv/++5IoOcTI9Xt49bdC9MiLenqWFsCSlGvYeeR9TDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"30295703a57c6fb01cca3fbec283e18a5068b897390e4b382e7b87cc02155efc","last_reissued_at":"2026-05-18T02:39:10.671681Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:39:10.671681Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1407.5683","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:39:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9ILW4V5RIK3sSXy/qDO+kDML3Betz+bYk+vpXL8TusihBwLUXyEFjCAubasXCxghgVETwgv5B8aJzgYzDf3vDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T04:51:53.780025Z"},"content_sha256":"d54aaffcaae2f1f0782bac7dfdb457f338b2035592ec2397bc8222cfcb42c4bb","schema_version":"1.0","event_id":"sha256:d54aaffcaae2f1f0782bac7dfdb457f338b2035592ec2397bc8222cfcb42c4bb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:GAUVOA5FPRX3AHGKH67MFA7BRJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Model independent extraction of the proton magnetic radius from electron scattering","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Gil Paz, Joydeep Roy, Zachary Epstein","submitted_at":"2014-07-21T22:46:29Z","abstract_excerpt":"We combine constraints from analyticity with experimental electron-proton scattering data to determine the proton magnetic radius without model-dependent assumptions on the shape of the form factor. We also study the impact of including electron-neutron scattering data, and $\\pi\\pi\\to N\\bar{N}$ data. Using representative datasets we find for a cut of $Q^2\\leq0.5$ GeV$^2$, $r_M^p=0.91^{+0.03}_{-0.06}\\pm0.02$ fm using just proton scattering data; $r_M^p=0.87^{+0.04}_{-0.05}\\pm0.01$ fm adding neutron data; and $r_M^p=0.87^{+0.02}_{-0.02}$ fm adding $\\pi\\pi$ data. We also extract the neutron magne"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.5683","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:39:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HCPGCAmhBgmDKr8DzJuJIPEwe1iGWf9FQqq4dSMtK55D6URC3N/EIk+QD3SDgOdfnQqic+ykuQk9aAom2EibDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T04:51:53.780723Z"},"content_sha256":"9e237362ffba86e87c24969616f20686468067ab5a2ea0c48c54a682b315fbf7","schema_version":"1.0","event_id":"sha256:9e237362ffba86e87c24969616f20686468067ab5a2ea0c48c54a682b315fbf7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GAUVOA5FPRX3AHGKH67MFA7BRJ/bundle.json","state_url":"https://pith.science/pith/GAUVOA5FPRX3AHGKH67MFA7BRJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GAUVOA5FPRX3AHGKH67MFA7BRJ/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-10T04:51:53Z","links":{"resolver":"https://pith.science/pith/GAUVOA5FPRX3AHGKH67MFA7BRJ","bundle":"https://pith.science/pith/GAUVOA5FPRX3AHGKH67MFA7BRJ/bundle.json","state":"https://pith.science/pith/GAUVOA5FPRX3AHGKH67MFA7BRJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GAUVOA5FPRX3AHGKH67MFA7BRJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:GAUVOA5FPRX3AHGKH67MFA7BRJ","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"33bd24609dc94451899407639e9809f4b4cc09ee187fc97e6541ee35d07eb28c","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-07-21T22:46:29Z","title_canon_sha256":"e5fd3ac891af07a74ad1f8785c1e4d96e6a4eafe43e3dc01d2632bac09a166d1"},"schema_version":"1.0","source":{"id":"1407.5683","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.5683","created_at":"2026-05-18T02:39:10Z"},{"alias_kind":"arxiv_version","alias_value":"1407.5683v2","created_at":"2026-05-18T02:39:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.5683","created_at":"2026-05-18T02:39:10Z"},{"alias_kind":"pith_short_12","alias_value":"GAUVOA5FPRX3","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_16","alias_value":"GAUVOA5FPRX3AHGK","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_8","alias_value":"GAUVOA5F","created_at":"2026-05-18T12:28:30Z"}],"graph_snapshots":[{"event_id":"sha256:9e237362ffba86e87c24969616f20686468067ab5a2ea0c48c54a682b315fbf7","target":"graph","created_at":"2026-05-18T02:39:10Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We combine constraints from analyticity with experimental electron-proton scattering data to determine the proton magnetic radius without model-dependent assumptions on the shape of the form factor. We also study the impact of including electron-neutron scattering data, and $\\pi\\pi\\to N\\bar{N}$ data. Using representative datasets we find for a cut of $Q^2\\leq0.5$ GeV$^2$, $r_M^p=0.91^{+0.03}_{-0.06}\\pm0.02$ fm using just proton scattering data; $r_M^p=0.87^{+0.04}_{-0.05}\\pm0.01$ fm adding neutron data; and $r_M^p=0.87^{+0.02}_{-0.02}$ fm adding $\\pi\\pi$ data. We also extract the neutron magne","authors_text":"Gil Paz, Joydeep Roy, Zachary Epstein","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-07-21T22:46:29Z","title":"Model independent extraction of the proton magnetic radius from electron scattering"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.5683","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:d54aaffcaae2f1f0782bac7dfdb457f338b2035592ec2397bc8222cfcb42c4bb","target":"record","created_at":"2026-05-18T02:39:10Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"33bd24609dc94451899407639e9809f4b4cc09ee187fc97e6541ee35d07eb28c","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-07-21T22:46:29Z","title_canon_sha256":"e5fd3ac891af07a74ad1f8785c1e4d96e6a4eafe43e3dc01d2632bac09a166d1"},"schema_version":"1.0","source":{"id":"1407.5683","kind":"arxiv","version":2}},"canonical_sha256":"30295703a57c6fb01cca3fbec283e18a5068b897390e4b382e7b87cc02155efc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"30295703a57c6fb01cca3fbec283e18a5068b897390e4b382e7b87cc02155efc","first_computed_at":"2026-05-18T02:39:10.671681Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:39:10.671681Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"L3ZVHX13Kj/VlTxUdTz5jtm7JkMp695pVq1AYnGD8QDjv/++5IoOcTI9Xt49bdC9MiLenqWFsCSlGvYeeR9TDA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:39:10.672403Z","signed_message":"canonical_sha256_bytes"},"source_id":"1407.5683","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d54aaffcaae2f1f0782bac7dfdb457f338b2035592ec2397bc8222cfcb42c4bb","sha256:9e237362ffba86e87c24969616f20686468067ab5a2ea0c48c54a682b315fbf7"],"state_sha256":"c3d1d99576e6fc7b53a1fcececdd28e73a38aa6deea27c9bd070cc1c5b9f334a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+WxDiPfBJ14/2jJGt8MEYyuvJLxAZmFTkI5wKUc0sxjs+c19ewxFBALrSKdyHsbtC6xOWYnwyFc6AgTkxuxPCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T04:51:53.785340Z","bundle_sha256":"d6877b57841a8a0bd1b112c82df6cf91a85d6f9b39a582c35974c8374ef686aa"}}